I hope the moderators don't mind me posting an "advert", but it won't cost anyone anything.
I do some free online course on various topics, and noticed this one.
These courses are run by the UK's Open University in conjunction with several different higher educational establishments around the world - in this case The University of Birmingham.
This one runs for three weeks from 26 October.
Here is the link:
If it helps one person here help themselves before they do themselves harm, or if it just helps to allay fears, then all to the good.
I hope those who enrol on the course find it useful and interesting.